Clifford Hudis is the Chief Executive Officer of the American Society of Clinical Oncology (ASCO) and Executive Vice Chair of the Conquer Cancer Foundation, leading one of the biggest global organizations of more than 50,000 oncology professionals dedicated to advancing cancer research, education, and equitable, high-quality care worldwide. Under his leadership, ASCO delivers one of the world’s largest oncology scientific meetings, publishes one of the most reputable medical journals – Journal of Clinical Oncology, defines standards of care, and supports early-career investigators through Conquer Cancer, the largest independent funder of young physician-scientists in oncology.
Prior to joining ASCO, where he has also served as President for the 2013-2014 term, Dr. Hudis spent nearly three decades at Memorial Sloan Kettering Cancer Center, where he served as Chief of the Breast Cancer Medicine Service and Professor of Medicine at Weill Cornell Medicine. His research helped identify links between inflammation, obesity, and cancer risk and contributed to the development of practice-changing therapies, including taxanes and anti-HER2 agents, shaping global standards of care in breast cancer.
The 100 Most Influential People in Oncology in 2025 recognizes the changemakers in cancer care who have helped shape current practice in oncology and continue to drive innovation and research towards better outcomes, advocacy, philanthropy, leadership and education. For the many deserving individuals not mentioned in this list, we will continue to acknowledge, honor and elevate your voices in our daily publications from across the world.
See the full list of The 100 Influential People in Oncology in 2025 and stay tuned for the results of special category nominations to be announced.
